<!doctype html>
<html>
<head>
<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	

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<h1>这是标题</h1>
<img src="footfujin.png">
<div id="a">111</div>
//<script type="text/javascript">
//document.getElementById("a").innerHTML="222";
//alert(111);
//</script>



</body>
</html>

